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Upcoming scheduled Yahoo / PIC maintenance window - November 17, 2009

Posted Wednesday, November 11, 2009 3:28 PM by Scott Oseychik
Summary: Yahoo will be performing scheduled maintenance on their OCS Gateway Servers during the following maintenance window: Confirmed Maintenance Start Date: Tuesday, November 17, 2009, 5:00pm Pacific Time Projected Maintenance End Date: Tuesday, November Read More...
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October 2009 Office Communicator/Office Communications Server 2007 R2 Cumulative Update ("CU3")

Posted Thursday, October 29, 2009 10:04 PM by Scott Oseychik
Summary: Microsoft's RTC Sustained Engineering Team just released their latest Cumulative Update (“CU3”) for Office Communicator 2007 R2 (as well as Office Communicator Phone Edition), and Office Communications Server 2007 R2. Notes: 1. As of 10/29/09, Read More...
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Upcoming scheduled AOL / PIC maintenance window - October 8, 2009

Posted Wednesday, October 07, 2009 7:11 PM by Scott Oseychik
Summary: America Online will be performing scheduled maintenance on their SIP Access Gateways during the following maintenance window: Confirmed Maintenance Start Date: 10/08/2009 04:00 ET (24 Hour Time) Projected Maintenance End Date: 10/08/2009 06:00 Read More...
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Temporary Yahoo! PIC Maintenance: September 24, 2009 – September 25, 2009

Posted Thursday, September 24, 2009 11:37 PM by Scott Oseychik
Summary: Yahoo! will be performing maintenance that will affect their OCS gateways. The outage is scheduled to be brief, but as a precautionary measure, the following maintenance window has been declared: Maintenance Start Date/Time: 9/24/2009, 10:00pm Read More...
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Cumulative Post: All the latest Unified Communications update packages (as of August 6, 2009)

Posted Thursday, August 06, 2009 1:15 PM by Scott Oseychik
Summary: As a single point of reference, here are all of the latest updates/releases for our Unified Communications suite of products ... Office Communicator R2, Office Communications Server R2, Conferencing Attendant R2, and Communicator Mobile R2 KB Read More...
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July Updates for OCS 2007 R2, OC 2007 R2, OC 2007 R2 Attendant console, and OCPE 2007 R2

Posted Thursday, July 30, 2009 9:50 AM by Scott Oseychik
The RTC Sustained Engineering Team has signed off and published the July update packages for R2! Updates for Communications Server 2007 R2 http://support.microsoft.com/kb/968802 Update for Communicator 2007 R2: July 2009 http://support.microsoft.com/kb/969695 Read More...
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Announcing The Office Communications Server Remote Connectivity Analyzer

Posted Tuesday, July 28, 2009 8:10 PM by Scott Oseychik
Summary: Following on the heels of success of the Exchange Remote Connectivity Analyzer (created by Shawn McGrath and Brad Hughes), Premal Gandhi (UC Support Escalation Engineer), Matthew Fresoli (Supportability Program Manager) and Jason Stine (Senior Read More...
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Additional troubleshooting step when encountering PIC issues w/AOL

Posted Friday, July 24, 2009 11:48 AM by Scott Oseychik
Summary: America Online ("AOL") uses Global Server Load Balancing ("GSLB") to maintain their SIP gateway farm. Their configuration uses sub VIPs, one for each of their two datacenters. Whenever AOL performs maintenance (new code, hardware, etc.), they Read More...
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Tweaking OCS for PIC with Windows Live/MSN Messenger

Posted Thursday, June 18, 2009 10:59 AM by Scott Oseychik
Summary: Windows Live/MSN Messenger defines both Minimum and Maximum values for Presence subscriptions. If the SUBSCRIBE method uses a value out of this range, it may result in a SIP failure. The minimum value is 3600 seconds and the MAX value is 13000 Read More...
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Availability announcement for latest OC R2 and OCS R2 updates via Microsoft Update, Catalog Server, and WSUS

Posted Monday, June 15, 2009 11:31 AM by Scott Oseychik
Summary: Our Real Time Collaboration (RTC) Sustained Engineering Team has recently released two updates: Communicator 2007 R2 hotfix rollup package: June 2009 http://support.microsoft.com/kb/972042 Update package for Office Communications Server 2007 Read More...
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RESOLVED - Technical inaccuracy in KB 897567 (specific to PIC, LCS/OCS, and Windows Live/MSN Messenger)

Posted Saturday, June 13, 2009 3:13 PM by Scott Oseychik
Update: As of June 25, 2009, the KB article 897567 has been updated, and now is accurate. Summary: As of June 13, 2009, the content of the KB article 897567 contains an inaccuracy. The last octet for the second MSN IP address was improperly transposed. Read More...
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Upcoming scheduled AOL / PIC maintenance window - June 4, 2009

Posted Wednesday, June 03, 2009 3:14 PM by Scott Oseychik
Summary: America Online will be performing scheduled maintenance on their SIP Access Gateways during the following maintenance window: Confirmed Maintenance Start Date: 06/04/2009 04:00 ET (24 Hour Time) Projected Maintenance End Date: 06/04/2009 06:00 Read More...
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RESOLVED - OCS 2007 R2 PIC fails against AOL

Posted Friday, April 03, 2009 2:14 PM by Scott Oseychik
Issue: Microsoft Office Communicator 2007 R2 in conjunction with Office Communications Server 2007 R2 would intermittently fail to communicate with AOL AIM clients via PIC. Note that this would only reproduce if your OCS 2007 R2 Edge role is running Windows Read More...
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Additional Windows Live Messenger PIC/Federation IP Addresses

Posted Monday, March 09, 2009 1:04 PM by Scott Oseychik
Notification In an effort to provide enhanced capacity and service reliance, Windows Live Messenger will soon be adding additional IP addresses used for PIC/Federation traffic. Some organizations have chosen to restrict this type of traffic to specific Read More...
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